Παραπομπή σε μορφή APA (7η εκδ.)

Henderson, H. D., & Siddiqi, S. A. (1969). Analyses and improvement of a local plow. Faculty of Agricultural Sciences, American University of Beirut.

Παραπομπή σε μορφή Chicago (17η εκδ.)

Henderson, Hubert Douglas, και Sharif Ahmed Siddiqi. Analyses and Improvement of a Local Plow. Beirut: Faculty of Agricultural Sciences, American University of Beirut, 1969.

Παραπομπή σε μορφή MLA (8th εκδ.)

Henderson, Hubert Douglas, και Sharif Ahmed Siddiqi. Analyses and Improvement of a Local Plow. Faculty of Agricultural Sciences, American University of Beirut, 1969.